BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 180 52%
2 United States 83 24%
3 Germany 41 11.8%
4 Canada 17 4.9%
5 Australia 4 1.2%
6 Malaysia 4 1.2%
7 India 3 0.9%
8 Singapore 3 0.9%
9 Taiwan 3 0.9%
10 Italy 2 0.6%
11 Netherlands 2 0.6%
12 Costa Rica 2 0.6%
13 France 1 0.3%
14 United Kingdom 1 0.3%